Alright, let's work through 60280341 times 66643888 step by step
60280341 × 66643888 = 66643888 × (60280341)
+ 66643888 × 1 that equals 66643888
+ 66643888 × 40 that is equal 2665755520
+ 66643888 × 300 yielding 19993166400
+ 66643888 × 0000 that is equal 0
+ 66643888 × 80000 that results in 5331511040000
+ 66643888 × 200000 that is equal 13328777600000
+ 66643888 × 0000000 which equals 0
+ 66643888 × 60000000 resulting in 3998633280000000

= 4017316294205808
